arch/powerpc/kernel/systbl_chk.sh

   1 #!/bin/sh
   2 #
   3 # Just process the CPP output from systbl_chk.c and complain
   4 # if anything is out of order.
   5 #
   6 # Copyright © 2008 IBM Corporation
   7 #
   8 # This program is free software; you can redistribute it and/or
   9 # modify it under the terms of the GNU General Public License
  10 # as published by the Free Software Foundation; either version
  11 # 2 of the License, or (at your option) any later version.
  12
  13 awk     'BEGIN { num = -1; }    # Ignore the beginning of the file
  14         /^#/ { next; }
  15         /^[ \t]*$/ { next; }
  16         /^START_TABLE/ { num = 0; next; }
  17         /^END_TABLE/ {
  18                 if (num != $2) {
  19                         printf "__NR_syscalls (%s) is not one more than the last syscall (%s)\n",
  20                                 $2, num - 1;
  21                         exit(1);
  22                 }
  23                 num = -1;       # Ignore the rest of the file
  24         }
  25         {
  26                 if (num == -1) next;
  27                 if (($1 != -1) && ($1 != num)) {
  28                         printf "Syscall %s out of order (expected %s)\n",
  29                                 $1, num;
  30                         exit(1);
  31                 };
  32                 num++;
  33         }' "$1"